Tank-valve.



P. LOHMAN.

TANK VALVL APPLICATION FILED APB.25, 1908,

Patentgd May 11, 1909.

2 SHEETS-SHEET 1.

4all/V names fb www F. LOHMAN.

TANK VALVE.

APPLICATION FILED APB.25, 190B.: v 921,131 n Patented May 11,1909.

2 SHEETS-'SHEET 2.

UNITE FRED LOHMAN, F LOS ANGELECALJFORM.

TANrr-vnnvn. i i

Specification of Letters Patent. Patented May1 1 1; 1909.

. No. 921.131 r- Application ined April 25, 1908;.Y sensi Nq. easiest..

i 'llt all whom it may concern: I posed stads lehrte formell iptegrally upon y Be it known that I, FRED LOHMAN, a citithe outer surface of said shank 16 for the urzen of the United States, residing: at Los i pose of preventing rotative movement o the bottom of the tank 10.' Two oppositely disand the llange 24 to prevent leakage of water.

Angeles, in the county of Los Angeles and i shank while being secured to the bottom of 60 5 State of California, have invented certain i the tank 10. An annular vertically dis osed new and useful Improvements .in Tankflange is intt-igrally formed with thes ank y Valves, of. which the followingr is a specifloa- 16 and carries at its upper end diametrically tion; disposed lugs 21 for a purpose to be -herein- This invention relates. to valves, and more after described. 65 l0 particularly to tliat class which are used in sleeve 22 extending` into the aperture 23 llushing tanks ofthe character that are to be of the flange 2L) carries an annular flange 24 kept constantly full of water. which is plapted to rest upon the u per face An object of the invention is to provide l of the 'flange 2() and support said s eeve 22. improvements in the construction of such The flange 24 is provider with (liainetrically 70 l5 valves. i disposed lugs 25 which register with lugs 21 Another object is to lessen the number of carried by the sleeve 20 and which are separts necessary for the operation of suoli a cured to each other by suitable screws 26. valve. y The screws .26 have ilanged heads 27 carrying Another object is to obviate the cause of 'eyes 28 upon theirup vcr surface for the pur- 75 20 the noises which usually accompany the opposo of operating sino screws 26 by any conoration of such valves. venient tool which will admit of insertion inA A still further object of the invention is to said eyes 28. Q1 cap 29 is rigidly mounted provide a valve ol a character applica-,ble to over the upper end of the sleeve 22 upon a any kind`ol` a tank ol' this nature. Y- valve stein 2%() for limiting the movement of 80 Further objects are simplicity, durability. the stein. 3() and for closing,- the upper exnnd economy in construction. troinity of the sleeve 22. riChe valve stem 30 Otherobjoct-s and advantages will be apextends dop/nwardly through the sleeve 22 parent from the following` description and it and supports upon its lower end a ball valve will be understood that changes in vthe spe- 31 and :1 -jam nut 32. 'The ball valve 31 is 85 ciiic structure shown and described may be formed of rubber or like resilient material made within the scope of theclaiins and that and is engaged upon said stem 30 loyexterany suitable materials may be 'used without nally fornied threads on the lower, extremity de arting from the spirit ol theinvention, oi' said. stein SOI r1`he jam nut 32 carries lli the drawings forniinor a portion of this ternal threads for its engagement with t e` 90 35 specification, and -in whici like numerals of stein 30 and is inipinged against the lower reference indicate similar parts in the several end of the valve 31. 'the valve stem 30 exviews, Figure 1 is aside elevation of the valve tends upwardly through 'said cap 29 and is Y applied to a tank, the tank being -in section, forked as at 33. ylhe two arms of the fork Fig. 2 is a vertical sectional view of the Valve, 33 are apertured at their upper ends to re- 9i, 4Q Fig. 3 is a detached side elevation oi t-he. ceive pivot 34 which supports the operating valve stein andi supporting. collar, Fig'. 4 is a lever 14. The opt-rating` lever 14 is aperside elevation of the tank at 90 of Fig. 1. tured as at a point 35 around. which is formed\'` Referring to the drawings', 10 is a tank of boss l36 adapted to engage. the inner sursuitable construction in which is placed this tace ot the fork 33 for the purpose of reduc- 10d valve, 11 is the loat which may be con ing the frictional contact surface of the lever .7

structed of copper, glass or other. material, 14. Projectingupw'ardly parallel tothe forkwhich is suplportodb the stein 12 carried. in 33 there is a'second pair of arms constithe interna y threa ed sleeve13 upon the tuting a fork 41 carried by the flange 24 and outer extremity of theoperating lever 14. having apertures37 to engage the Inner sta# 105 The valve casing 15 comprises a hollow shank tional-y end 38 of tli'egleve/r 14 which is apex lexternally and internally threaded, which tured at BJand carries a bossV 40. A similar is passed downwardly through the bottoni of ,pivotA to that in fork 33 is ositioned in the tank 10 and secured thereto by a nut 17 the aperture 39 for supporting tile end ofthe which binds an annular flange 18, carried by lever 14. A` suitable packing 42 'is' inter-"110 the shank 16, against Vthe upper side of the posed-between the upper face ofthe 'lange'20 The pivots 34 comprise thumb screws having enlarged heads 43 having ings upon their ehe iever l before iii'iiiig'biie suive sieur 30 and closing the x'ziiw Si. Wiieii used iii ii iew down tiiiii; ier iriiiisi eiesefi iiilie -i secured Le an inici, iuiie i6 by ihieiiiis iiiiiy ii thumb seien' f, iis eiimi'iii.

through which the 'miteiifs :Minqiimi ti'- fiew iito the i/iiiik i() iiiiii iiireiigfii iie ii'iiii- .New pipe 45 Le :'iii the minier imei iii/iii iii'iei iusiiiiigg'. The eiiziiiii le :ilse wiiiies ii im; -Sii iiitegrziiiy i'eiiiieii iipiiii the iiiieiiiii mii'i'iiee thereof.

i'i Operai-Lien, when the lziiiii i() is eiiiiiljv tiie iieiif ll fails, zuid iiii'eii, ie .Sii-iii i2 iirziws Ciewli the epei'ziiiiigji er l; iiy ii'iiiiii zietieii 'Lhe waive sir-iii 5U i iieliiiwsmi :imi the vulve 3i is 'iiseiie' -Ifiii ireiii the iiiider siiiifaiee ei iiie sieexe Zi ii'iiei'i-iipiiii Miter, iiiiiiei pressure iii the -iiiesiige 2:2 if tire .Siiiiiiii liii,

is reiezised tiiiei'gjii iiie sieeve 22 :iiiii eiiiy ei' eiesiiig :levees (if iui'iei le iiie iiiiiii 10, iii

iie iiizfs iSi, wiiieii iiie i'ei'iiieii inte-frei 

